CN107454883A

CN107454883A - Fill system for electrical smoking equipment

Info

Publication number: CN107454883A
Application number: CN201680021683.6A
Authority: CN
Inventors: 斯特凡·贝尔; 塞巴斯蒂安·森弗特本; 托尔本·雷德斯; 妮哈·达里阿尼; 瓦茨拉夫·博尔科韦茨; 肯尼斯·斯科特; 克里斯托弗·洛德; 大卫·琼斯; 斯蒂芬·J·麦克当纳; 汤玛斯·S·苏德罗
Original assignee: Fontem Ventures BV
Current assignee: Fontem Ventures BV
Priority date: 2015-02-13
Filing date: 2016-02-12
Publication date: 2017-12-08
Anticipated expiration: 2036-02-12
Also published as: CN107454883B; PL3409597T3; PL3256387T3; US10988368B2; US20180029867A1; EP3409597A1; EP3409597B1; WO2016128562A1; CN110664019A; EP3256387A1; EP3256387B1

Abstract

The invention discloses a kind of fill system for being used for electronic cigarette (10), wherein the nozzle (38) of liquid distributor (80) includes the plunger (62) that closed position is biased to by spring (60), and in closed position, liquid is prevented from flowing through nozzle (38).In use, nozzle (38) is inserted into the openend (42) to contain the reservoir (34) of the electronic cigarette of air hose (32).Plunger (62) engages with the end of air hose (32), and obstruction air hose (32) simultaneously opens the flow path of the liquid through nozzle (38).Plunger (62) and nozzle (38) be arranged such that only when nozzle (38) be engaged to reservoir (32) it is interior when just occur plunger (62) operation.Film (96) can be set to prevent that reservoir (34) leaks when nozzle (38) departs from.

Description

Fill system for electrical smoking equipment

Technical field

The present invention relates generally to electrical smoking equipment, particularly electronic cigarette.More particularly, it relates to for refilling The fill system of the holder of electrical smoking equipment with the liquid for vaporization.

Background technology

Electrical smoking equipment is a kind of electronic equipment, it is allowed to what user was drawn into lung and then breathed out by mouth by producing Aerosol spray or steam simulate cigarette smoking.The aerosol spray or steam of suction generally carry nicotine and/or Other flavor enhancements, without the smell and health risk related to traditional smoking and tobacco product.In use, Consumer's Experience Satisfaction and somatosensory experienced to the user of those traditional smokings or tobacco product it is similar, and user exhalation Aerosol spray or steam and the flue gas breathed out when using this traditional smoking or tobacco product have similar profile.

A kind of electrical smoking equipment, such as a kind of electronic cigarette, generally there is the shell for accommodating electric power source (such as disposably to make With battery or rechargeable battery, plug or other power supplys), and electric-controlled type atomizer.Atomizer vaporize or be atomized from The liquid that is supplied in holder simultaneously provides the vaporization as aerosol or atomized liquid, and the aerosol sucks air-breathing by user Mouth extracts by air hose and vacuum noz(zle) from electrical smoking equipment.

Holder can be container that is interchangeable or can refilling, and the container is attached to or set positioned at electrical smoking In standby main body, and generally it is made up of the elastic plastic material of such as high density poly propylene.Holder can contain fluid storage Wick material therein, liquid are stored in wherein, or can be only without the storage area of any wick material.Once Holder that is interchangeable or can refilling is cleared, then must replace or refill reservoir.

Control electronics control the activation of atomizer.In some electronic cigarettes, pneumatic sensor is set located at electrical smoking In standby, air blowing (such as by feel pressure or air flow configuration by equipment) of the detection user in equipment.Air-flow Sensor indicates to control electronics or illustrates the air blowing to carry out starting device and generate steam.In other electronic cigarettes, make Start electronic cigarette with switch to generate one steam.

The composition of liquid for producing aerosol spray or steam in smoking substitution equipment varies, but generally Include the flavor enhancement in water and propane diols and/or glyceryl.Nicotine can also be contained in solution, it is intended that realize nicotine Substitution effect, without the disporduct related to tobacco smoke.

As a rule, electronic cigarette exposes opening for the holder that can refill by removing vacuum noz(zle) from one end of electronic cigarette Mouth end, to refill.Then, the liquid for atomization is distributed from distributor, the distributor is generally similar to be used to distribute drop The droplet phial of ocular fluid, by the liquid distribution outlet tip instillation liquid from distributor, by extruding the wall of distributor by liquid Body is dripped downward into the openend exposed of holder.

Many shortcomings be present in existing fluid dispensing system.

Electrical smoking equipment, particularly electronic cigarette, often there is the size and dimension roughly the same with the cigarette of routine, lead to Often it is about 100mm, diameter 7.5mm, but the scope of length can be 70 to 150 or 178mm, and diameter is from 5 to 28mm.This Relatively small target is given in refill device for user.

In addition, in many designs of electronic cigarette, the air hose position of gas passage is provided between atomizer and vacuum noz(zle) In the center of holder.In such design, avoid when refilling reservoir liquid dripping downward into sky for user It is often critically important in tracheae, this is due to if this liquid flows through air hose and enters atomizer, can be full of atomizer And equipment is set to temporarily cease work.When continue operation equipment to clear up the liquid of dislocation when, this can frequently result in leakage, this be by It can be found by air flue in the liquid of dislocation and leave the road of atomizer.Cleaning air flue is also frequently accompanied by " rumble " Sound and make the sensation that user feels unpleasant.Must avoid liquid dripping downward into air hose makes further to cut down for by liquid Body drips downward into the cross section of the available targets of holder.

Difficulty during electrical smoking equipment is refilled may result in user and omit holder, cause theirs Finger holds electrical smoking equipment and touches liquid for atomization.Further, holder be automatically reconnected with close storage Before the vacuum noz(zle) of the equipment of the openend of device, liquid may overflow from holder.Liquid for atomization is usually relative Greasy, and impregnate and make one to feel unpleasant and unwelcome taste, this is due to that the liquid needs to wash off and the gas of liquid Taste may remain on hand.Further, if the liquid is not washed off, user, which is likely to have, surprisingly sucks the liquid Risk.

The content of the invention

With reference to one aspect of the present invention, there is provided a kind of nozzle, for liquid to be delivered to the storage of electrical smoking equipment Liquid mixing system in liquid device.Plunger is provided through in the flow path of the liquid of nozzle, and the plunger is in open position and close stance It is moveable between putting, liquid is flowable on open position passes through flow path of the liquid, and liquid is passed through on closed position The liquid flowing of flow path is restricted, and the plunger is biased to the closed on position.Nozzle and plunger be configured such that, When nozzle is inserted into the bonding station in opening, plunger engages with air hose and is moved to open position from closed position Put, the opening provides the path into reservoir, and the reservoir includes air hose, and the air hose is used for from electrical smoking equipment Extract steam.When plunger is located at bonding station, the liquid by pass through the flow path of nozzle is transferred to storage by plunger Liquid device and remote air hose.In certain embodiments, plunger can be configured as blocking air hose to prevent by pass through nozzle Flow path liquid air inlet pipe.For this purpose, settable breach, when nozzle is in bonding station, this is lacked Mouth operationally receives air hose.

In certain embodiments, seal can be housed on plunger, wherein when the plunger is in the closed position, sealing The flow path of the liquid of part hermetically passing nozzle.

Further, the seal on nozzle can be configured as, when nozzle is inserted into opening, sealing provide into Enter the opening of the path of reservoir.Nozzle is configured such that when nozzle is inserted into the opening before air hose When, seal seals the opening, and the air hose engages with plunger and moves plunger to open position.

Screw thread, bayonet socket, magnetic, frictional fit, promotion cooperation or other kinds of accessory can be provided with nozzle, with The corresponding screw thread matching of opening, the opening provide the path into reservoir.This screw thread, bayonet socket, magnetic, friction are matched somebody with somebody Close, promote cooperation or other kinds of accessory to be positioned on nozzle so that if nozzle is inserted into matching Screw thread, bayonet socket, magnetic, frictional fit, promote and coordinate or during the opening of other kinds of accessory, in plunger and opening Before air hose engagement, the screw thread, bayonet socket, magnetic, frictional fit, promotion cooperation or other kinds of accessory engage each other.

In certain embodiments, steam vent can be provided with, when nozzle is in bonding station, the steam vent enables air It is enough to be discharged from reservoir.The steam vent can form partially liq flow path or can be separated with flow path of the liquid. The steam vent can be led in air., should or when nozzle is in bonding station, steam vent is installed in low-voltage memory Low-voltage memory, which is arranged from reservoir, extracts air.In certain embodiments, the mobile quilt that low-voltage memory passes through plunger Activation, so that when plunger is moved to open position, the low-voltage memory extracts air from reservoir, and therefore works as liquid thereby Help nozzle that air energetically is suctioned out into reservoir when flowing into reservoir.

Nozzle can be installed in liquid distributor, and be used to refill the reservoir entered by opening.The opening It can be vacuum noz(zle) port, operationally receive the vacuum noz(zle) being configurable for by air hose extraction steam.

Reservoir can be the atomizer of combination and a part for reservoir, and can be incorporated into electrical smoking equipment In.

Membrane bounds with one or more slit valves are in the end set of air hose.If set such a thin Film, when nozzle is in bonding station, film can be caused to deform, open slit valve and allow liquid to flow into reservoir.

With reference to another aspect of the present invention, there is provided a kind of method for the reservoir for refilling electrical smoking equipment, should Method includes：Insert the nozzle into the opening provided into the path of reservoir, wherein the plunger of nozzle by opening with that can enter The air hose entered engages and is moved into open position from closed position, and when plunger engages, being such as will be by pass through described The liquid of the flow path of nozzle is transferred to reservoir and away from air hose.

With reference to the exemplary embodiment described below being explained with reference to the drawings, characteristic of the invention, feature and advantage and Their mode is obtained described above to will be apparent and can be more clearly understood.

Brief description of the drawings

In the accompanying drawings, similar elements numeral refers to similar elements in each view.

Fig. 1 is the schematic cross section of the exemplary electronic cigarette with the reservoir that can be refilled；

Fig. 2 is the nozzle of liquid distributor according to embodiments of the present invention and atomizer/liquid storage part of electronic cigarette Perspective view；

Fig. 3 be liquid distributor nozzle and Fig. 2 electronic cigarette atomizer/liquid storage part end be in it is non- Connect the cross-sectional view of configuration；

Fig. 4 be liquid distributor nozzle and Fig. 2 electronic cigarette atomizer/liquid storage part end be in it is non- Connect the cross-sectional view in the interstage between configuration and connection configuration；

Fig. 5 be liquid distributor nozzle and Fig. 2 electronic cigarette atomizer/liquid storage part end be in connection The sectional view of configuration；

Fig. 6 is that the end of atomizer/liquid storage part of the electronic cigarette of the nozzle and Fig. 2 that illustrate liquid distributor is in Another cross-sectional view of non-coupled configuration；

Fig. 7 is that the end of atomizer/liquid storage part of the electronic cigarette of the nozzle and Fig. 2 that illustrate liquid distributor is in Couple the other cross-sectional view of configuration；

Fig. 8 is atomizer/liquid storage portion that the nozzle of the liquid distributor of second embodiment is connected in the first configuration Cross-sectional view in the vacuum noz(zle) port for the end divided；

Fig. 9 is that the nozzle of the liquid distributor of Fig. 8 insertions is connected to the end of atomizer/reservoir part in the second configuration The cross-sectional view in vacuum noz(zle) port at portion；

Figure 10 is the atomizer of electronic cigarette and the schematic cross section explanation of reservoir；

Figure 11 is the plan view for closing the film of the reservoir of electronic cigarette；

Figure 12 is the schematic cross section explanation of the nozzle of the liquid distributor engaged with Figure 11 film；

Figure 13 is the plan view of the film in the Figure 11 for opening configuration.

Embodiment

Before refill system according to an embodiment of the invention is described, will be described with reference to Figure 1 to use first The electrical smoking device examples of the form of the electronic cigarette for the type that described system refills, Fig. 1 are exemplary electronic cigarettes Schematic cross section.

As shown in figure 1, electronic cigarette 10 generally has shell, the shell includes the cylindrical, hollow pipe with end cap 16.Circle Cylindrical hollow pipe can be single-piece or multi-piece type pipe.In Fig. 1, cylindrical, hollow pipe is illustrated as with power pack 12 With the two-part construction of atomizer/reservoir part 14.Power pack 12 and atomizer/reservoir part 14 form cylinder together Shape pipe, it can have the size and dimension roughly the same with cigarettes, typically about 100mm, a diameter of 7.5mm, although long Degree can change between 70 to 150 or 178mm, and a diameter of 5 to 28mm.

Power pack 12 and atomizer/reservoir part 14 are typically constructed of metal, such as steel or aluminium or rigid plastics, And worked with end cap 16 1 to provide the shell for the part for accommodating electronic cigarette 10.Power pack 12 and atomizer/reservoir portion Points 14 can be configured as by factional push fit, be clasped or bayonet socket annex, magnetic coordinates or screw thread.

Atomizer/liquid storage part 14 of electronic cigarette can remove and/or change from the main part of electronic cigarette 10, or Person can be integrally formed with the main part of electronic cigarette 10.

End cap 16 is arranged on the front end of power pack 12.End cap 16 can be by translucent plastic or other trnaslucent materials systems Into to allow the light emitting diode (LED) 20 near end cap is luminous to pass through end cap.End cap 16 can be by not allowing light through Metal or other materials be made.

Air intake can be arranged on end cap 16, close to cylindrical, hollow pipe entrance edge, along cylinder From anywhere in the length of hollow tube or in the junction of power pack 12 and atomizer/reservoir portion 14.Fig. 1 is shown A pair of air intakes 17, it is arranged on the infall of power pack 12 and atomizer/reservoir part 14.

Power supply (preferred battery 18), LED 20, control electronics 22 are set in cylindrical, hollow pipe power supply part 12 With optional pneumatic sensor 24.Battery 18 and the electricity of control electronics 22 for being electrically connected to LED 20 and pneumatic sensor 24 Connection.In this example, LED 20 is located at the front end of power pack 12, neighbouring end cap 16, and control electronics 22 are gentle Flow sensor 24 is arranged on central cavity of the battery 18 adjacent to the other end of atomizer/reservoir part 14.

Pneumatic sensor 24 is used as suction detector, for detecting user in atomizer/reservoir part of electronic cigarette 10 Suction on 14 is sucked.Pneumatic sensor 24 can be any suitable sensing for detecting air-flow or air pressure variations Device, such as microphone switch, it includes the deformable films as caused by the change of air pressure.Or sensor can be suddenly That element or pickoff.

Control electronics 22 are also connected with atomizer 26.In the example shown, atomizer 26 includes heating coil 28, Heating coil 28 is wound around core 30, and the core 30 extends through air hose 32, is formed by atomizer/reservoir part 14 Central corridor.Coil 28 can be positioned at from anywhere in atomizer 26, and can be laterally or parallel to reservoir 34.Core 30 and the endless fully blocking air hose 32 of heating coil 28.On the contrary, the either side in heating coil 28 sets the air gap can Air is set to flow through heating coil 28 and core 30.Atomizer 26 optionally uses the heating element heater of other forms, such as ceramics Heater or fiber or Web materials heater.Non-resistive heating element heater such as sound wave, piezoelectricity and jet spraying can also replace Heating coil is used in atomizer 26.

Air hose 32 is surrounded by cylindrical reservoir 34, the end abutment of its SMIS 30 or extends into reservoir 34.Core 30 can be porous material, such as a branch of glass fibre, and the liquid in reservoir 34 is by capillarity from the end of core 30 Attract towards the core of the core 30 surrounded by heating coil 28.

Reservoir 34 can optionally include the filler of immersion in a liquid, and it surrounds center channel 32, core 30 End abuts with padding.In other embodiments, reservoir 34 can include toroidal cavity, and the toroidal cavity, which is arranged to, to be filled out End filled with liquid and core 30 is extended in toroidal cavity.

Vacuum noz(zle) 35 with suction inlet 36 is installed in the end of atomizer/reservoir part 14 away from end cap 16.Inhale Valve 35 plays closes the liquid storage away from end cap 16 with the suction inlet 36 of the extension of the center channel formed by air hose 32 The effect of the end of device 34.Vacuum noz(zle) 35 and atomizer/reservoir part 14 can be configured as by factional push fit, card Snap fit is closed or bayonet socket annex, and magnetic coordinates or screw thread coordinates together.

In use, user sucks electronic cigarette 10.This causes sky of the air by one or more such as air intakes 17 Gas entrance is drawn into electronic cigarette 10, and is drawn into air suction inlet 36 through air hose 32.The air pressure of appearance The change of power is detected by pneumatic sensor 24, and pneumatic sensor 24 generates the electric signal for being passed to control electronics 22.Ring Heating coil 28 should be activated in the signal, control electronics 22, this liquid for causing to be present in core 30 is vaporized, in air Aerosol is produced in pipe 32 (it can include gas and liquid component).When user continues to suck electronic cigarette 10, the aerosol Air hose 32 and air suction inlet 36 are attracted through, is inhaled by the user.Meanwhile control electronics 22 also activate LED 20, So that lighted by the visible LED 20 of translucent end cap 16 of the outward appearance of the luminous ashes for the end for imitating cigarettes.When When the liquid being present in core 30 is converted into aerosol, more liquid are drawn into by capillarity from reservoir 34 In core 30, therefore aerosol can be converted into by the subsequent activation liquid of heating coil 28.

Certainly, in addition to the description more than to the 26S Proteasome Structure and Function of typical electronic cigarette 10, also there is variation.Example Such as, it is convenient to omit LED 20.Pneumatic sensor 24 can be placed near end cap 16, rather than in the centre of electronic cigarette.Gas Flow sensor 24 can be replaced with switch, and the switch can make user's manual actuation electronic cigarette, rather than in response to air stream Or the detection of the change of air pressure.

Different types of atomizer can be used.Thus, for example, atomizer can have heating coil, it is being immersed in In the cavity of the inside of porous body in liquid.In this type of design, aerosol is generated by evaporating the liquid in porous body, is led to Cross the activation coil of heated porous body or porous to evaporate optionally through the heating air for passing over or across porous body Internal liquid.Or atomizer can produce aerosol using piezoelectric atomizer, either combination or without using adding Hot device.

First embodiment

The first embodiment of the present invention is described referring now to Fig. 2 and Fig. 3-5, Fig. 2 is the liquid distributor (liquid of electronic cigarette Body distributor omits) nozzle 38 and the sum of atomizer/liquid storage part 14 perspective view, Fig. 3-5 be nozzle 38 and atomizer/ The cross-sectional view that the end of liquid storage part 14 is in non-coupled configuration, configures in the interstage and configured in connection.

Atomizer/liquid storage part 14 of electronic cigarette shown in figure is illustrated, wherein removing vacuum noz(zle) 35.Electronics The shown feature of atomizer/liquid storage part 14 of cigarette includes vacuum noz(zle) port 39 and main part 40.Vacuum noz(zle) port 39 are included in the hollow space of both ends open, and are configured as receiving one end of vacuum noz(zle) 35 in the hole 42 at its first end (not shown).Atomizer/the liquid storage part 14 of the second hole 44 at the opposite end of vacuum noz(zle) port 39 in electronic cigarette Both reservoir 34 and air hose 32 provide fluid communication between vacuum noz(zle) port 39.When vacuum noz(zle) 35 is located at vacuum noz(zle) end When in mouth 39, hole 44 is sealed by the end sections of vacuum noz(zle) 35, to be provided solely for the fluid communication with air hose 32.This be in order to The liquid for preventing from accommodating in reservoir 34 leaks from reservoir 34.

During refilling, remove and inhale from the vacuum noz(zle) port 39 of atomizer/liquid storage part 14 of electronic cigarette Valve 35, atomizer/liquid storage part 14 of electronic cigarette is set to be in state as depicted.

In this state, by atomizer/liquid storage part 14 of electronic cigarette, the nozzle 38 of liquid distributor can be with Slip into the vacuum noz(zle) port 39 of atomizer/liquid storage part 14 of electronic cigarette, to carry out refilling process.

With reference first to Fig. 2, Fig. 2 show position in the vacuum noz(zle) port 39 of atomizer/liquid storage part 14 it The nozzle 38 of preceding liquid distributor (not shown in Fig. 2 liquid distributor) in itself, nozzle 38 in this embodiment include connecting The first tubular portion 48 and the second tubular portion 50 being connected together.First tubular portion 48 and the second tubular portion one work To form shell and define the flow path of the liquid through nozzle 38.

Groove 52 is arranged on the outer wall 54 of the Part I 48 of nozzle 38.Flange 56,58 is from Part I 48 and second The end extension of part 50, flange 56,58 is adjacent to each other, and this helps to connect each several part, allows conduct before assembly jointly Single element manufacture Part I 48 and Part II 50.

The outer wall 54 of the Part I 48 of nozzle 38 is slidably engaged in the vacuum noz(zle) of atomizer/liquid storage part 14 In the hole 42 of port 39, the region without being incorporated in the wall 54 including the recessed groove 52 of the size relative to hole 42.

Turning now to Fig. 3, Fig. 3 shows the cross-sectional view of nozzle 38, and helical spring 60 is inserted into the second of nozzle 38 In the cavity of part 50, and plunger 62 extends through the centre of helical spring 60, so as to which the shoulder 64 on plunger 62 can connect Touch the end 60a of spring 60.Plunger 62 is inserted into the hollow cylindrical cavity 66 of the Part I 48 of nozzle 38.

From figure 3, it can be seen that Part I 48 and Part II 50 are linked together so that spring 60 is partly pressed Contracting, so as to the shoulder 64 of one end 60a adjoining plungers 62, other end adjoining nozzles 38 (are Part II 50 in the present case On construction) internal structure 68.The compression of spring 60 causes plunger 62 to be biased against and abuts the side wall of Part I 48 The part 72 that part extends internally.The outer wall 54 of the Part I 48 of nozzle 38 is configured to and atomizer/liquid storage part The part 74 of the inwall of 14 vacuum noz(zle) port 39 slidably engages.It is also shown that form the bottom of groove 52 shown in Fig. 2 Nozzle 38 Part I outer wall 54 relatively thin part 76.

Fig. 4 is the schematic illustration of the nozzle 38 in atomizer/liquid storage part 14 of partial insertion electronic cigarette.In order to For the sake of clear, and not all reference is all shown in this figure.The outer wall 52 of Part I 48 and atomizer/liquid storage portion The slidable engagement of the part 74 for the inwall for dividing 14 vacuum noz(zle) port 39 is illustrated clearly.Furthermore it is possible to see groove 52 In formed wall 54 thinner part and atomizer/liquid storage part 14 vacuum noz(zle) port 39 inwall it is corresponding During between part 74.On the direction indicated by arrow A, make nozzle 38 towards before atomizer/liquid storage part 14 Enter, nozzle 38 and atomizer/liquid storage part 14 can be made closer to being sufficiently engaged with.

Fig. 5 is the explanation figure for the nozzle 38 and atomizer/liquid storage part 14 being sufficiently engaged with each other.As can be seen that On the direction indicated by arrow A, the Part I 48 of nozzle 38 enters the air-breathing of atomizer/liquid storage part 14 of electronic cigarette The stroke of mouth port 39 result in the air hose of the sealing surfaces 78 of plunger 62 and atomizer/liquid storage part 14 of electronic cigarette 32 end is contacted.This just forces plunger 62 to lean against on spring 60.It should be noted that groove 52 prolongs along wall 54 Stretch to form the gas path from groove 52 into reservoir 34.Gas path provides an exhaust gear, for making air Escaped from the holder filled with liquid, but air can also be provided and enter bottle, liquid is supplied to from the bottle Holder.

Force plunger 62 to be retracted (i.e. on the direction indicated by arrow B) by this way, result in the shoulder in plunger 62 Opening clearance between the part 72 to extend internally of the Part I 48 of portion 64 and nozzle 38, thus open the valve member of nozzle 38 Part is to provide the liquid path through nozzle 38.

Meanwhile the sealing surfaces 78 of plunger 62 engage and block the openend of air hose 32.Therefore, when the valve of nozzle 38 When element is opened to provide through the liquid path of nozzle 38, plunger 62 blocks the openend of air hose 32 and prevents liquid from entering Enter air hose 32, so prevent liquid from overflowing atomizer 26.In the embodiment shown, the core of sealing surfaces 78 is recessed , so that when plunger 62 engages the end of air hose 32, air hose 32 enters the depression limited by breach.

As a rule, the process refilled by the nozzle 38 and atomizer/liquid storage part 14 of electronic cigarette, mist Change device/liquid storage part 14 and the nozzle 38 of the top of atomizer/liquid storage part 14 of electronic cigarette is substantially vertical.When with this When kind mode is kept, liquid to be allocated will travel across nozzle 38 in the direction of arrow and enter electricity under gravity The reservoir 34 of atomizer/liquid storage part 14 of sub- cigarette.

Turning now to Fig. 6 and Fig. 7, illustrated liquid in both figures with the cross section of perspective using nozzle 38 from bottle Distribution enters in the reservoir 34 of atomizer/liquid storage part 14 of electronic cigarette.

Fig. 6 shows that the nozzle 38 of electronic cigarette and atomizer/liquid storage part 14 are in non-coupled configuration, and Fig. 7 is shown The nozzle 38 and atomizer/liquid storage part 14 of electronic cigarette are in connection and configured.Nozzle 38 is arranged on liquid distribution bottle In 80 neck.Before nozzle 38 is inserted in the vacuum noz(zle) port 39 of atomizer/liquid storage part 14 of electronic cigarette (i.e. As shown in Figure 6), the plunger 62 of nozzle 38 is in close and configured.Atomizer/liquid storage part 14 is inserted in nozzle 38 It is applied to what is distributed on bottle 80 and represented by arrow F in vacuum noz(zle) port 39 (i.e. as shown in Figure 7), by the arrow E power represented In the state of opposite force is applied on atomizer/liquid storage part 14, plunger 62 is moved into open position, in the opening Position permission liquid flows to the reservoir 34 of atomizer/liquid storage part 14 of electronic cigarette from distribution bottle 80.Pass through in Fig. 7 Arrow 82 illustrates that liquid flows to the reservoir 34 of atomizer/liquid storage part 14 of electronic cigarette from distribution bottle 80.

Due to the liquid being added, from the gas that reservoir 34 is replaced by by the gas path that groove 52 is formed from liquid storage It is discharged in device 34.Illustrate gas from the reservoir of atomizer/liquid storage part 14 of electronic cigarette by arrow 84 in Fig. 7 Flowed out in 34.

For example, the gas of displacement can be discharged in air (as shown in Figure 7).Alternatively, groove 52 can by with Put to form the gas path for being used for being discharged to the gas of displacement in distribution bottle 80.

Second embodiment

The second embodiment of the present invention is described referring now to Fig. 8 and 9, Fig. 8 and 9 is installed in the first and second configurations The nozzle 38 of liquid distributor 80 on the vacuum noz(zle) port 39 of the end of atomizer/liquid storage part 14 of electronic cigarette Cross-sectional view.

As in the first embodiment, plunger 62 is arranged in nozzle 38 in this embodiment, and wherein plunger 62 passes through spiral Spring 60 is biased on position illustrated in fig. 8.In this embodiment, the part of plunger 62 against and compress be mounted in plunger Seal 86 on 62, the seal 86 play blocking fluid flow path and prevent liquid from being flowed out from distribution bottle 80, nozzle 38 On distribution bottle 80.

In the present embodiment, screw thread 88 is arranged on the air-breathing of the end of sprayer/liquid storage part 14 of electronic cigarette On the inwall of mouth port 39, screw thread 88 is arranged to relative when during electronic cigarette is used and on vacuum noz(zle) (not shown) The screw thread matching answered.The screw thread 90 of matching is arranged on the outer wall at the tip of nozzle 38.Other seal 92 is arranged on spray On mouth 38, the end of the adjacent sophisticated remote screw thread 90 with nozzle 38.

Fig. 9 illustrates the nozzle 38 being sufficiently engaged with vacuum noz(zle) port 39, and wherein plunger 62 is in open and configured.At this In kind configuration, the seal 86 being arranged on plunger 62 is promoted to leave the flow path through nozzle 38, and therefore stops Obstructed flow path, and allow liquid to flow into reservoir from distributor 80, as shown in the arrow on Fig. 9 left-hand sides.

Plunger 62, air hose 32 and screw thread 88,90 relative length and be arranged such that when the screw thread 90 of nozzle 38 initially connects When closing in the screw thread on vacuum noz(zle) port 38, the end face of plunger 62 is not resisted against the end of air hose 32.On the contrary, only work as spiral shell When line 88,90 is tightened to the degree of compressive seal 92 (all as shown in Figure 9), plunger 62 reaches the end of air hose 32 End.When the situation such as above-mentioned embodiment occurs, such case will promote plunger 62 to lean against on helical spring 60 and open from liquid Body distributor 80 enters the flow path of the liquid of the reservoir 34 of adjacent air hose 32.

Meanwhile the seal 92 of the screw thread 90 in adjoining nozzles 38 is compressed, the end of sealing vacuum noz(zle) port 39, sealing The opening entrance of vacuum noz(zle) port 39.As first embodiment, when plunger 62 is located at the position, the air hose in reservoir 32 end is covered by plunger 62, and plunger 62 prevents liquid air inlet pipe 32 and overflows the atomizer 26 of electronic cigarette.

In this embodiment, the steam vent 94 separated with flow path of the liquid is provided with nozzle 38, can be in liquid When being transported to from liquid distributor 80 in reservoir 34, air can discharge reservoir 34.By the air stream of steam vent 94 Dynamic path is indicated by the arrow on the right side of figure.

The present embodiment has many advantages compared with first embodiment.

Set seal 86 to completely cut off liquid with blocking fluid flow path on plunger 62, reduce and be attached to electronic cigarette The possibility of nozzle leakage before atomizer/liquid storage part 14.

The end of plunger 62 is recessed relative to the end of nozzle 38, reduce the possibility that plunger 62 surprisingly activates.

Further, by arranging seal 92 and screw thread 88 and 90 so that when nozzle 38 is inserted into and is attached to atomization On device/liquid storage part 14 and when seal 92 is compressed, plunger 62 only engages the end of air hose 32 and by air hose 32 end pressure, reduces the possibility that device leaks during padding.

Finally, by setting the steam vent 94 separated with flow path of the liquid, the flowing of liquid is improved, this is due to row Stomata 94 will not be blocked by the liquid in inflow reservoir 34, prevent air from being discharged into air and cause to generate in device Partial vacuum hinders liquid flowing.

3rd embodiment

The third embodiment of the present invention will now be described.

It is related to many different stages using the liquid filling electronic cigarette for atomization.First, by the end of electronic cigarette The vacuum noz(zle) 35 at place removes, and exposes the end of reservoir 34.Then liquid distributor 80 is used to fill reservoir 34.Then liquid Body distributor 80 is removed, and then final gettering mouth 35 is replaced.

In two embodiments above, it has been described that the electronic cigarette that can be refilled, wherein dispenser nozzle 38 is by cloth It is set to and liquid is just distributed only when nozzle 38 engages with the reservoir 34 of electronic cigarette.In embodiment above, this be by by The liquid distributor for engaging to activate of the end of the air hose 32 of plunger 62 and electronic cigarette operates to realize.This is solved Liquid is surprisingly discharging from liquid distributor 80 rather than when liquid distributor 80 is directed into filling electronic cigarette Problem.

In addition, in a second embodiment, by the arrangement of screw thread 88,90 and seal 92, refill system is described, its During refilling the leakage of liquid be minimized.

However, discharged even if avoiding the unexpected of the liquid for atomization, and the liquid distributor during operation is refilled 80 and reservoir 34 sealed, liquid it is possible to can before the assembling of liquid distributor 80 (if when electronic cigarette by Some residual liquids when refilling in reservoir 34 be present) leaked from reservoir 34, or in liquid distributor 80 from electricity Revealed immediately before vacuum noz(zle) 35 assembles again simultaneously after departing from sub- cigarette.

In some electronic cigarettes, this is avoided by setting filler, sponge or other absorbing materials in reservoir 34 Individual problem.However, in many electronic cigarettes, reservoir 34 is the form of cavity or case.

The 3rd embodiment of the present invention will now be described, wherein before or after electronic cigarette refills, and when electricity When the vacuum noz(zle) 35 that the vacuum noz(zle) port 39 of sub- cigarette is not stored in seals, the liquid for atomization is from the leakage quilt in electronic cigarette Prevent.

Figure 10 is the atomizer of electronic cigarette and the schematic cross section of reservoir.Except being arranged on adjacent air hose 32 Outside the film 96 of the end of the reservoir 34 of end 98, the structure of atomizer/reservoir and Fig. 1 atomizer/reservoir Part 14 is identical, and corresponding feature is with the identical associated with description Fig. 1 atomizer/reservoir part 14 Reference identifies.

Figure 11 is the plan of film 96.In this embodiment, film includes the disk of rubber or other flexible materials. Disk is provided centrally with hole 100, and the size in hole is corresponding with the size of air hose 32, and the diameter dimension of disk and reservoir 34 The opening of end is corresponding.When film is positioned in atomizer/reservoir part 14, film plays closed reservoir 34 Openend effect, the end 98 of air hose 32 projects through the hole 100 at the center of disk.In the example of explanation, 4 slit valves 102 are provided with film 96.When the position indicated by film 96 is in Figure 10, these slit valves 102 will be in Configuration is closed as shown in Figure 11.In the configuration, film serves as barrier to prevent any liquid in reservoir 34 from leaving Reservoir 34.

Figure 12 is the schematic cross-section explanation figure of the nozzle 38 of the liquid distributor engaged with Figure 11 film 96.

Such as in embodiment above, nozzle 38 includes plunger 62, and plunger 62 is biased to close configuration by spring 60, at this In configuration, by the blocking fluid flow of nozzle 38.When plunger 62 engages the end 96 of air hose 32, plunger 62 is pressed against by it On spring 60 and open through nozzle 38 flow path of the liquid.Meanwhile plunger 62 covers the end 98 of air hose 32 and prevented Liquid air inlet pipe 32.In addition, in this embodiment, when nozzle 38 is in the position, plunger 62 and air hose 32 are Engagement, nozzle 38 are pressed against film 96, cause film 96 to deform.

Figure 13 is the plan of the film of Figure 11 when film 96 is pressed against film 96 to deform by nozzle 38.Work as deformation When, using configuration is opened, wherein slit valve 102 is configured film 96 using opening as shown in the drawing.In the configuration, by spray The liquid that fluid flow path in mouth 38 is passed through can enter reservoir 34 by the slit valve 102 of opening.

However, when nozzle 38 is extracted, film 96 returns to the configuration shown in Figure 11, and wherein slit valve 102 is closed, Therefore any liquid for entering reservoir 34 by slit valve 102 is retained in reservoir 34.

Other embodiment and modification

Although in the above-described embodiments, plunger 62 has described as the end of the air hose 32 of capping or obstruction electronic cigarette Portion it should be appreciated that using the various alternative means for being used to prevent liquid air inlet pipe 32.Therefore, citing comes Say, plunger 62, which can be shaped as, makes liquid away from pipe, rather than the end of air hose is completely covered.

In the first embodiment, plunger 62 is described as having the depression for covering air hose 32, and implements second The plunger 62 with flat end face is shown in example.It should be appreciated that in other embodiments, the end of plunger can have Projection, air inlet pipe 32 is configured to block pipe.

In a second embodiment, a kind of refill system is described, wherein screw thread 88 is arranged on the interior of vacuum noz(zle) port 39 Portion and the outside of nozzle 39.It should be appreciated that the other configurations of screw thread can be utilized.So that it takes up a position, for example, can be in outside Or be threaded on vacuum noz(zle) port, and corresponding screw thread can be set on the inwall extended from the end of nozzle 38.

It is to be further understood that many different arrangements of screw thread 88 and 90 and plunger 62 and air hose 32 can be manufactured, This causes when being threadedly engaged, and end of the plunger 62 only with air hose 32 engages, and preferably if setting seal 92, then Seal 92 is compressed.So that it takes up a position, for example, this arrangement will be recessed including the end relative to the nozzle 38 for being threaded 90 The end of plunger 62 or the recessed air hose 32 in end relative to the vacuum noz(zle) port 39 for being threaded 88, and in some embodiments In both can be recessed into.

In a second embodiment, it has been described that a kind of refill system, wherein liquid distributor 80 is by a pair of screw threads 88th, 90 it is installed on the reservoir 34 of electronic cigarette.It should be appreciated that the connected mode of other forms can be utilized, such as magnetic Property, frictional fit or promote coordinate or bayonet socket accessory.

It is to be further understood that seal 92, the arrangement of seal 92 can be set in the case of no any screw thread The distance between end of plunger 62 and air hose 32 to cause before seal 92 is compressed in plunger 62, the plunger 62 It is actuated to open the flow path of the liquid between liquid distributor 80 and reservoir 34.

Instead of spring 60 to provide compression stress on plunger 62 to be biased into closed position, the pressure substituted can be used Compression apparatus.One example is flexible rubber material, its by mild compression with offset plunger 62, but with the compression of elastomeric material Increase, plunger 62 will be moved into open position.Or when elastomeric material is connected to nozzle 38 from plunger 62, elastomeric material It can be assembled into tensioning state, and nozzle promoted/be tightened to and causes the increase of tension force on atomizer to open plunger.

Although in a second embodiment, steam vent 94 is described as enabling air to be discharged into air, In other embodiments, steam vent 94 may be coupled to low-pressure air holder so that air is sucked out reservoir 34.So Embodiment in, low-pressure air holder can be activated by the operation of plunger 62, so as in liquid from liquid distributor When being transported, air is sucked from reservoir 34.

Although in examples described above, the nozzle 38 comprising spring biasing plunger 62, which has described as, to be installed in On liquid distribution bottle it should be appreciated that such nozzle can be integrally formed with this distributor, or be used as and replace In generation, can be installed on this distributor.It is to be further understood that the liquid distributor of the other forms in addition to bottle can Liquid is stored to be used in before being transported to the reservoir 34 of electronic cigarette or other electrical smoking equipment.

As described in the introduction of this application, the size of electronic cigarette is different.It is understood, therefore, that different electricity The various sizes of nozzle of the possible demand of sub- cigarette, or possible demand seal, screw thread and/or the different of plunger are arranged to refill Different types of electronic cigarette or other electrical smoking equipment.It is understood, therefore, that fluid dispensing system can be provided with it is more Individual dismountable nozzle so that the system can be applied to be used together with equipment with the electronic cigarette of different type and size.

In a second embodiment, a kind of refill system is described, distributing equipment is arranged on wherein relying in nozzle 38 Plunger 62, air hose 32 and the positioned opposite of screw thread 80,90 on the vacuum noz(zle) port 39 of nozzle 38 and electronic cigarette are installed into electricity Before on the vacuum noz(zle) port 39 of sub- cigarette, the flowing of liquid is suppressed.It should be appreciated that other devices can be provided to suppress Flow of fluid, to avoid the unexpected of liquid from discharging.So that it takes up a position, for example, in certain embodiments, can be in the outside of plunger 62 Upper setting projection, corresponding depression (or vice versa as the same) is set in the cavity comprising plunger 62, wherein depression be blocked and User action is needed to remove tamper (such as by pressing button or torsion equipment).The benefit of this system is will to need two It is individual to act (such as distributor is attached to vacuum noz(zle) port 39 and presses button etc.) to cause liquid to be allocated.

In a second embodiment, it has been described that a kind of refill system, wherein liquid distributor 80 is by a pair of screw threads 88th, 90 it is installed into the reservoir 34 of electronic cigarette.It should be appreciated that the connected mode of other forms can be utilized, such as magnetic Property, frictional fit or promote coordinate or bayonet socket accessory.

Although the film 96 with four slit valves is shown in the third embodiment it should be appreciated that can with Use the film 96 with more or less slit valves 102.Similarly, it should be appreciated that the arrangement of slit valve 102 can be with Different from arrangement illustrated in figure.

Although in superincumbent description, it has been described that three embodiments it should be appreciated that difference can be combined The each side of embodiment.So that it takes up a position, for example, the film 96 described in 3rd embodiment can be with first or second embodiments Nozzle combination.Similarly, the use such as the described in a second embodiment seal 86 being arranged on plunger 86 can be with Nozzle design combination described in other embodiments, as second seal 92 be present with 38, nozzle, to improve nozzle 38 and the reservoir for refilling electronic cigarette electronic cigarette in port between sealing.

More generally, although the combined exemplary embodiment for being presently believed to be practicality describes the present invention, It should be appreciated that the invention is not restricted to the disclosed embodiments, but on the contrary, it is intended to cover various change and be included in institute Equivalent arrangements in the range of attached claim.

Claims

1. a kind of nozzle, for the liquid mixing system being delivered to liquid in the reservoir of electrical smoking equipment, the nozzle includes：

Shell, define the flow path of the liquid through nozzle；And

Plunger, it is arranged in the flow path of the liquid, the plunger is moveable between open and closed positions, is being beaten Liquid is flowable on open position passes through the flow path of the liquid, and the liquid of the flow path of the liquid is passed through on closed position Flowing is restricted, and wherein the plunger is biased on the closed position；

Wherein, nozzle and plunger are configured such that, when nozzle is inserted into the bonding station in opening, plunger and the sky Tracheae engages and is moved to open position from the closed position, and the opening provides the reservoir into electrical smoking equipment Entrance, the reservoir includes air hose, and the air hose is used to extract steam from electrical smoking equipment, is connect in described The plunger for closing position is transferred to reservoir and away from air hose by pass through the liquid of the flow path of the nozzle.

2. nozzle according to claim 1, wherein the plunger is configured such that, when nozzle is inserted into opening During bonding station, plunger engages with the air hose and is moved to open position from the closed position, and the opening provides Into the entrance of the reservoir of electrical smoking equipment, the reservoir includes air hose, and the air hose is used for from electrical smoking Steam is extracted in equipment, blocks the air hose in the plunger of the bonding station and prevents the flowing by pass through the nozzle The liquid of path flowing enters the air hose.

3. nozzle according to claim 1, wherein seal is equipped with the plunger, wherein when the plunger is in institute When stating closed position, the seal seals the flow path of the liquid.

4. according to nozzle as claimed in claim 1, wherein be equipped with seal on the plunger, wherein the seal by with It is set to sealing and the opening into the path of reservoir is provided, the reservoir includes air hose, when nozzle is inserted into positioned at institute When stating the bonding station in opening, the air hose is used to extract steam from electrical smoking equipment.

5. nozzle according to claim 4, wherein the nozzle is configured such that, the seal sealing provides entrance The opening of the entrance of reservoir, the reservoir include air hose, when nozzle is inserted into positioned at for connecing in the opening When closing position, the air hose is used to extract steam from electrical smoking equipment, sky of the opening positioned at electrical smoking equipment Before tracheae, the air hose engages with plunger and plunger is moved into open position.

6. nozzle according to claim 1, wherein being provided with screw thread, bayonet socket on the nozzle, magnetic, frictional fit, pushing away It is dynamic to coordinate or other kinds of accessory, the screw thread corresponding with opening, bayonet socket, magnetic, frictional fit, promote coordinate or Other kinds of accessory matching, the opening provide the opening into reservoir.

7. nozzle according to claim 6, wherein, screw thread, bayonet socket, magnetic, frictional fit, promotion cooperation or other classes The accessory of type is positioned on the nozzle so that if nozzle is installed in there is the screw thread matched, bayonet socket, magnetic, friction to match somebody with somebody Close, promote cooperation or other kinds of accessory, before plunger engages with the air hose in the opening, the screw thread, card Mouth, magnetic, frictional fit, promotion cooperation or other kinds of accessory engage each other.

8. nozzle according to claim 1, is provided with steam vent, when nozzle is in the opening with electrical smoking equipment Bonding station when, the steam vent allows air to discharge from reservoir.

9. nozzle according to claim 8, wherein when the nozzle is in bonding station, the steam vent is connected to Low-voltage memory, the low-voltage memory are arranged to extract air from reservoir.

10. nozzle according to claim 9, wherein when the plunger is in the open position, the low pressure gas storage Device is activated by the movement of the plunger to extract air from reservoir.

11. nozzle according to claim 1, wherein the plunger has breach, when the nozzle is in bonding station, The breach operationally receives the air hose of electronic cigarette.

12. nozzle according to claim 1, wherein the plunger is biased to the closed position by spring.

13. nozzle according to claim 1, wherein plunger are from the mobile compression of the closed position to the open position Elastomeric material, the compression of the elastomeric material is by the plunger bias to the closed position.

14. nozzle according to claim 1, wherein plunger are from the mobile stretching of the closed position to the open position Elastomeric material on the plunger, the stretching of the elastomeric material is by the plunger bias to the closed position.

15. a kind of liquid-supplying system for electrical smoking equipment, including：

Liquid distributor；And

Nozzle, including：

Shell, define the flow path of the liquid through nozzle；

16. the liquid-supplying system according to claim 15 for electrical smoking equipment, further include：Reservoir, energy It is enough to enter by opening, wherein can enter for the air hose that steam is extracted from electrical smoking equipment by the opening.

17. the liquid-supplying system according to claim 16 for electrical smoking equipment, wherein the opening is vacuum noz(zle) end Mouthful, operationally receive the vacuum noz(zle) being configurable for by air hose extraction steam.

18. liquid-supplying system according to claim 16, wherein the membrane bounds with one or more slit valves in by The end set for the air hose that the opening enters, wherein when the nozzle is in the bonding station, causes the film Deform, open the slit valve and allow liquid to flow into the reservoir.

19. a kind of reservoir for electrical smoking equipment, including：

Main part, there is the center cavity entered by opening；

Air hose, it can enter by the opening, be steamed for being extracted in the electrical smoking equipment from located at the center cavity Vapour；And

Film, there are one or more slit valves, be adjacent to the end set of the air hose entered by the opening.

20. reservoir according to claim 19, wherein the opening is vacuum noz(zle) port, operationally receives and be configured For the vacuum noz(zle) for extracting steam by the air hose.

21. reservoir according to claim 20, further including atomizer, when the atomizer be connected to power supply with When atomization is stored in the liquid in reservoir, atomizer is exercisable.

22. a kind of electrical smoking equipment, including：

Power supply；

Reservoir, including：

Main part, there is the center cavity entered by opening；And

Air hose, it can enter by the opening, be steamed for being extracted in the electrical smoking equipment from located at the center cavity Vapour；

Film, there are one or more slit valves, be adjacent to the end set of the air hose entered by the opening；And

Atomizer, when the atomizer is connected to power supply to be atomized the liquid being stored in reservoir, atomizer is operable 's.

23. a kind of method for the reservoir for refilling electrical smoking equipment, including：

The liquid-supplying system provided according to claim 16 is provided；

Insert the nozzle into opening, it is described opening provide into reservoir entrance, the plunger of nozzle engaged with air hose and from The closed position is moved into the open position, flowing of the plunger in the bonding station by pass through the nozzle The liquid of path flowing is transferred to reservoir and away from air hose.

24. according to the method for claim 23, wherein on the nozzle be provided with screw thread, bayonet socket, magnetic, frictional fit, Cooperation or other kinds of accessory are promoted, with the screw thread on the corresponding nozzle of opening, bayonet socket, magnetic, friction Coordinate, promote cooperation or the matching of other kinds of accessory, the opening provides the entrance into reservoir, screw thread, bayonet socket, magnetic Property, frictional fit, promote coordinate or other kinds of accessory be positioned on the nozzle so that when nozzle is inserted into out During mouth, before plunger engages with the air hose in the opening, the screw thread, bayonet socket, magnetic, frictional fit, promotion coordinate Or other kinds of accessory engages each other.

25. according to the method for claim 23, wherein seal is provided with the nozzle, wherein when the nozzle is inserted When entering to the opening, the seal seals the opening, and the opening is located at before plunger, the plunger and the opening In air hose engagement.

26. according to the method for claim 23, wherein the membrane bounds with one or more slit valves are in by described The end set for the air hose that opening enters, wherein when the nozzle is in the bonding station, the film can be caused to send out Change shape, opens the slit valve and allows liquid to flow into the reservoir.